Isotech VENUS 4951 BASIC, Руководство по обслуживанию, Страница: 34 / 37

34
18 Diagnostic Alarms
Diagnostic alarms indicate a possible fault within the controller or connected devices.
Display
shows
What it means What to do about it
E.Conf A change made to a parameter takes
a finite time to be entered. If the
power to the controller is turned off
before the change has been entered
then this alarm will occur.
Do not turn the power off to the
controller while ConF is flashing
Enter configuration mode then return
to the required operating mode. It
may be necessary to re-enter the
parameter change since it will not
have been entered in the previous
configuration.
E.CaL Calibration error Re-instate Factory calibration, refer
to Isotech
E2.Er EEPROM error Return to Isotech for repair
EE.Er Non-vol memory error Note the error and contact Isotech.
E.Lin Invalid input type. This refers to
custom linearisation which may not
have been applied correctly or may
have been corrupted.
Go to the INPUT list in configuration
level and set a valid thermocouple or
input type
Emod IO1, OP2, or OP3 has been changed If this has been field changed by the
installation of a new board, enter
config level, then exit back to
operator level.
If the message occurs at any other
time return to factory for repair.
Additional Information;
1. If the input is too high HHHHH will be displayed.
2. If the input is too low LLLLL will be displayed.